/* ==========================================================================
   styles.css - design system, layout, animations
   ========================================================================== */

:root {
  --bg: #06070d;
  --bg-2: #0b0d17;
  --panel: rgba(255, 255, 255, 0.045);
  --panel-hi: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.1);
  --text: #f6f8fc;
  --muted: #b8c2d6;
  --violet: #7c5cff;
  --cyan: #22d3ee;
  --pink: #f472b6;
  --radius: 16px;
  --maxw: 1080px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

:root[data-theme="light"] {
  --bg: #f7f8fc;
  --bg-2: #eef1f8;
  --panel: rgba(10, 12, 24, 0.04);
  --panel-hi: rgba(10, 12, 24, 0.07);
  --line: rgba(10, 12, 24, 0.12);
  --text: #06080f;
  --muted: #3f4761;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 ui-sans-serif, -apple-system, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- Ambient background: aurora blobs + mouse spotlight ----------------- */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}
.aurora span {
  position: absolute;
  width: 46vw;
  height: 46vw;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  animation: drift 22s var(--ease) infinite alternate;
}
.aurora span:nth-child(1) { background: var(--violet); top: -12%; left: -8%; }
.aurora span:nth-child(2) { background: var(--cyan);   top: 30%; right: -12%; animation-delay: -7s; }
.aurora span:nth-child(3) { background: var(--pink);   bottom: -18%; left: 25%; animation-delay: -14s; }

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(6vw, 8vh, 0) scale(1.25); }
}

.spotlight {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    600px circle at var(--mx, 50%) var(--my, 0%),
    rgba(124, 92, 255, 0.13),
    transparent 65%
  );
  transition: background 120ms linear;
}

/* ---- Scroll progress ---------------------------------------------------- */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  z-index: 60;
  background: linear-gradient(90deg, var(--violet), var(--cyan), var(--pink));
  transition: width 90ms linear;
}

/* ---- Nav ---------------------------------------------------------------- */
header.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--text);
}
.brand .dot {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 9px;
  font-size: 13px;
  color: #fff;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  box-shadow: 0 4px 18px rgba(124, 92, 255, 0.45);
}
nav.links { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
nav.links a {
  position: relative;
  padding: 7px 11px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}
nav.links a:hover { color: var(--text); background: var(--panel); }
nav.links a.active { color: var(--text); }
nav.links a.active::after {
  content: "";
  position: absolute;
  left: 11px; right: 11px; bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
}
.theme-btn {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  width: 34px; height: 34px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 15px;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}
.theme-btn:hover { transform: rotate(-18deg) scale(1.08); background: var(--panel-hi); }

/* ---- Layout ------------------------------------------------------------- */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 20px 90px; }
section { padding: 74px 0 10px; }
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet);
  font-weight: 700;
  margin-bottom: 8px;
}
h2.title {
  font-size: clamp(24px, 4vw, 34px);
  margin: 0 0 26px;
  letter-spacing: -0.025em;
}

/* ---- Hero --------------------------------------------------------------- */
.hero { padding-top: 74px; }
.hero .kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 6px 13px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  70%  { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}
.hero h1 {
  font-size: clamp(38px, 8vw, 74px);
  line-height: 1.03;
  letter-spacing: -0.04em;
  margin: 0 0 14px;
}
.grad {
  background: linear-gradient(100deg, var(--violet), var(--cyan) 45%, var(--pink));
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shift 9s ease-in-out infinite;
}
@keyframes shift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
.hero .role { font-size: clamp(16px, 2.4vw, 21px); color: var(--text); margin: 0 0 6px; font-weight: 600; }
.hero .where { color: var(--muted); font-size: 15px; margin: 0 0 18px; }
.hero .tagline { color: var(--muted); font-size: 17px; max-width: 60ch; margin: 0 0 26px; }

.cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 40px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 11px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel);
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease), background 0.28s var(--ease);
}
.btn:hover { transform: translateY(-3px); background: var(--panel-hi); box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3); }
.btn.primary {
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  border-color: transparent;
  color: #fff;
}
.btn.primary:hover { box-shadow: 0 12px 34px rgba(124, 92, 255, 0.45); }

/* ---- Stats -------------------------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 18px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}
.stat:hover { transform: translateY(-4px); background: var(--panel-hi); }
.stat b { display: block; font-size: 30px; letter-spacing: -0.03em; line-height: 1.1; }
.stat span { font-size: 13px; color: var(--muted); }

/* ---- Cards / grids ------------------------------------------------------ */
.card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.32s var(--ease), background 0.32s var(--ease), border-color 0.32s var(--ease);
}
.card:hover {
  transform: translateY(-5px);
  background: var(--panel-hi);
  border-color: color-mix(in srgb, var(--violet) 45%, transparent);
}
.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }

.prose p { color: var(--muted); margin: 0 0 14px; }

/* ---- Experience timeline ------------------------------------------------ */
.company { position: relative; padding-left: 30px; margin-bottom: 30px; }
.company::before {
  content: "";
  position: absolute;
  left: 7px; top: 6px; bottom: -18px;
  width: 2px;
  background: linear-gradient(180deg, var(--violet), transparent);
}
.company:last-child::before { bottom: 12px; }
.company > .node {
  position: absolute;
  left: 0; top: 5px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--violet);
}
.company.now > .node { background: var(--violet); box-shadow: 0 0 0 5px rgba(124, 92, 255, 0.18); }
.company h3 { margin: 0; font-size: 19px; letter-spacing: -0.02em; }
.company .cmeta { color: var(--muted); font-size: 13px; margin: 2px 0 14px; }

.role-card { margin-bottom: 10px; }
.role-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.role-head h4 { margin: 0; font-size: 15.5px; font-weight: 650; }
.role-head .per {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}
.role-loc { font-size: 12.5px; color: var(--muted); margin: 3px 0 10px; }
.role-card ul { margin: 0 0 10px; padding-left: 18px; }
.role-card li { color: var(--muted); font-size: 14.2px; margin-bottom: 5px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 11.5px;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--panel);
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease), transform 0.22s var(--ease);
}
.chip:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--cyan) 55%, transparent);
  transform: translateY(-2px);
}

/* ---- Skills ------------------------------------------------------------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.filter {
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  transition: all 0.26s var(--ease);
}
.filter:hover { color: var(--text); transform: translateY(-2px); }
.filter.on {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
}
#skillWrap { display: flex; flex-wrap: wrap; gap: 8px; }
.sk {
  font-size: 13.5px;
  padding: 8px 13px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  animation: pop 0.4s var(--ease) both;
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}
.sk:hover { transform: translateY(-3px) scale(1.04); background: var(--panel-hi); }
@keyframes pop {
  from { opacity: 0; transform: scale(0.9) translateY(6px); }
  to   { opacity: 1; transform: none; }
}

/* ---- Projects ----------------------------------------------------------- */
.proj h3 { margin: 0 0 3px; font-size: 17px; letter-spacing: -0.02em; }
.proj .pmeta { font-size: 12.5px; color: var(--violet); margin-bottom: 10px; }
.proj p { color: var(--muted); font-size: 14.2px; margin: 0 0 12px; }

/* ---- Certifications ----------------------------------------------------- */
.cert {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 13px 15px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 12px;
  transition: transform 0.26s var(--ease), background 0.26s var(--ease);
}
.cert:hover { transform: translateX(4px); background: var(--panel-hi); }
.cert .badge {
  flex: 0 0 auto;
  width: 30px; height: 30px;
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 13px;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  color: #fff;
}
.cert.star .badge { background: linear-gradient(135deg, var(--pink), var(--violet)); }
.cert b { display: block; font-size: 14px; font-weight: 620; line-height: 1.35; }
.cert span { font-size: 12.5px; color: var(--muted); }
#certToggle { margin-top: 14px; }

/* ---- Education ---------------------------------------------------------- */
.edu h3 { margin: 0 0 2px; font-size: 17.5px; }
.edu .d { color: var(--text); font-size: 14.5px; font-weight: 600; }
.edu .p { color: var(--violet); font-size: 13px; margin-bottom: 12px; }

/* ---- Footer ------------------------------------------------------------- */
footer {
  border-top: 1px solid var(--line);
  padding: 30px 20px 50px;
  text-align: center;
  color: var(--muted);
  font-size: 13.5px;
}
footer .fl { display: flex; gap: 14px; justify-content: center; margin-bottom: 12px; flex-wrap: wrap; }
footer a { color: var(--text); text-decoration: none; }
footer a:hover { color: var(--violet); }

/* ---- Reveal on scroll --------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}

/* ---- Accessibility & responsive ----------------------------------------- */
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

@media (max-width: 860px) {
  .grid.three, .grid.two { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  nav.links {
    order: 3;
    width: 100%;
    margin-left: 0;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  nav.links::-webkit-scrollbar { display: none; }
  nav.links a { white-space: nowrap; flex: 0 0 auto; }
  .nav-inner { flex-wrap: wrap; row-gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ---- hero badge as a mailto call to action ------------------------------ */
.kicker-link {
  text-decoration: none;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease),
              transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.kicker-link:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--cyan) 60%, transparent);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(34, 211, 238, 0.18);
}
.kicker-mail {
  font-size: 13px;
  color: var(--cyan);
  transition: transform 0.25s var(--ease);
}
.kicker-link:hover .kicker-mail { transform: translateX(3px) scale(1.12); }

/* ---- footer ------------------------------------------------------------- */
footer .made {
  font-size: 14.5px;
  font-weight: 620;
  color: var(--text);
  letter-spacing: -0.01em;
}
footer .copy { font-size: 12px; opacity: 0.7; margin-top: 5px; }

/* ==========================================================================
   AI + KUBERNETES SHOWPIECES
   ========================================================================== */

/* ---- Hero neural-network canvas ---------------------------------------- */
.hero { position: relative; }
#nn {
  position: absolute;
  inset: -20px -20px auto -20px;
  height: 100%;
  width: calc(100% + 40px);
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
  mask-image: linear-gradient(90deg, transparent, #000 25%, #000 75%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 25%, #000 75%, transparent);
}
.hero-content { position: relative; z-index: 1; }

/* ---- Typing terminal --------------------------------------------------- */
.term {
  max-width: 520px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-2) 88%, transparent);
  border-radius: 12px;
  overflow: hidden;
  margin: 0 0 26px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
  animation: floaty 7s var(--ease) infinite alternate;
}
@keyframes floaty {
  from { transform: translateY(0); }
  to   { transform: translateY(-7px); }
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.term-bar i {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #ff5f57;
}
.term-bar i:nth-child(2) { background: #febc2e; }
.term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: 8px; font-size: 11.5px; color: var(--muted); letter-spacing: 0.04em; }
.term-body {
  padding: 13px 14px;
  font: 13.5px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  min-height: 44px;
  color: var(--text);
}
.ps1 { color: var(--cyan); font-weight: 700; }
.caret {
  display: inline-block;
  width: 8px; height: 15px;
  vertical-align: -3px;
  background: var(--violet);
  animation: blink 1.05s steps(2, start) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---- Tech marquee ------------------------------------------------------ */
.marquee {
  position: relative;
  overflow: hidden;
  margin: 34px 0 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 34px;
  width: max-content;
  animation: slide 34s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font: 600 13px/1 ui-monospace, Menlo, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  transition: color 0.25s var(--ease);
}
.marquee-track span:hover { color: var(--violet); }
.marquee-track span::before { content: "◆ "; color: var(--violet); opacity: 0.6; }
@keyframes slide {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---- Kubernetes helm (spins) ------------------------------------------- */
.helm {
  display: inline-block;
  width: 30px; height: 30px;
  vertical-align: -4px;
  margin-right: 8px;
  color: var(--cyan);
  animation: spin 14s linear infinite;
}
.helm svg { width: 100%; height: 100%; display: block; }
@keyframes spin { to { transform: rotate(360deg); } }

.cluster-note { color: var(--muted); max-width: 62ch; margin: -12px 0 22px; }

/* ---- Kubernetes cluster sim ------------------------------------------- */
.cluster { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.knode {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 14px;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease);
}
.knode:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--cyan) 45%, transparent); }
.knode-head {
  display: flex;
  align-items: center;
  gap: 7px;
  font: 600 12.5px/1 ui-monospace, Menlo, monospace;
  color: var(--muted);
  margin-bottom: 12px;
}
.knode-head .ok {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #34d399;
  animation: pulse 2.4s infinite;
}
.knode-head .cnt { margin-left: auto; opacity: 0.7; }
.cnodes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  min-height: 92px;
  align-content: start;
}
.nd {
  aspect-ratio: 1;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: var(--panel-hi);
  position: relative;
  animation: podIn 0.45s var(--ease) both;
  transition: background 0.5s var(--ease), border-color 0.5s var(--ease), transform 0.4s var(--ease);
}
@keyframes podIn {
  from { opacity: 0; transform: scale(0.4) rotate(-25deg); }
  to   { opacity: 1; transform: none; }
}
/* lifecycle states */
.nd.pending  { border-color: #febc2e; background: rgba(254, 188, 46, 0.16); }
.nd.creating { border-color: var(--cyan); background: rgba(34, 211, 238, 0.18); animation: breathe 1s ease-in-out infinite; }
.nd.running  { border-color: #34d399; background: rgba(52, 211, 153, 0.22); box-shadow: 0 0 12px rgba(52, 211, 153, 0.3); }
.nd.dying    { border-color: #ff5f57; background: rgba(255, 95, 87, 0.25); animation: die 0.55s var(--ease) forwards; }
@keyframes breathe { 50% { transform: scale(0.9); } }
@keyframes die {
  to { opacity: 0; transform: scale(0.2) rotate(35deg); }
}
.nd::after {
  content: "";
  position: absolute;
  inset: 32%;
  border-radius: 2px;
  background: currentColor;
  opacity: 0.35;
}

.kubelog {
  margin-top: 14px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: color-mix(in srgb, var(--bg-2) 85%, transparent);
  font: 13px/1.5 ui-monospace, Menlo, monospace;
  color: var(--muted);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
#kubelog { color: var(--text); }

/* ---- 3D tilt cards ----------------------------------------------------- */
.tilt {
  transform-style: preserve-3d;
  will-change: transform;
}
.tilt:hover { transition: transform 0.08s linear; }

/* ---- Dramatic section reveal (clip + blur) ---------------------------- */
.reveal {
  filter: blur(6px);
  clip-path: inset(0 0 8% 0);
}
.reveal.in {
  filter: blur(0);
  clip-path: inset(0 0 0 0);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease),
              filter 0.8s var(--ease), clip-path 0.9s var(--ease);
}

/* ---- Company links ---------------------------------------------------- */
.company h3 a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.company h3 a:hover { color: var(--cyan); border-color: var(--cyan); }
.company h3 a .ext { font-size: 12px; opacity: 0.55; margin-left: 3px; }
.role-head h4 a { color: inherit; text-decoration: none; }
.role-head h4 a:hover { color: var(--cyan); }

@media (max-width: 860px) {
  .cluster { grid-template-columns: 1fr; }
  #nn { opacity: 0.3; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { filter: none; clip-path: none; }
  .marquee-track { animation: none; }
  .term { animation: none; }
  .helm { animation: none; }
}

/* ==========================================================================
   HERO PORTRAIT
   ========================================================================== */

.hero { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: start; }

.portrait {
  position: relative;
  grid-column: 2;
  grid-row: 1;
  width: 230px;
  height: 230px;
  margin: 8px 0 0;
  z-index: 1;
  flex: 0 0 auto;
  animation: portraitIn 1s var(--ease) both, floaty 8s var(--ease) 1s infinite alternate;
}
@keyframes portraitIn {
  from { opacity: 0; transform: scale(0.86) rotate(-6deg); filter: blur(10px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

/* rotating conic gradient rings */
.portrait .ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--violet), var(--cyan), var(--pink), var(--violet));
  animation: spin 9s linear infinite;
  filter: blur(9px);
  opacity: 0.55;
}
.portrait .ring2 {
  inset: -3px;
  filter: none;
  opacity: 0.9;
  animation: spin 6s linear infinite reverse;
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 3px));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 3px));
}

/* small orbiting dots, like pods circling a node */
.portrait .orbit {
  position: absolute;
  inset: -22px;
  border-radius: 50%;
  animation: spin 16s linear infinite;
}
.portrait .orbit i {
  position: absolute;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}
.portrait .orbit i:nth-child(1) { top: -4px; left: 50%; }
.portrait .orbit i:nth-child(2) { bottom: 8%; left: 2%; background: var(--pink); box-shadow: 0 0 12px var(--pink); }
.portrait .orbit i:nth-child(3) { bottom: 8%; right: 2%; background: var(--violet); box-shadow: 0 0 12px var(--violet); }

/* the actual image */
.portrait .frame {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  display: grid;
  place-items: center;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 32%;
  display: block;
  filter: saturate(0.82) contrast(1.06);
  transform: scale(1.02);
  transition: filter 0.6s var(--ease), transform 0.6s var(--ease);
}
.portrait:hover img { filter: saturate(1.12) contrast(1.1); transform: scale(1.09); }

/* monogram fallback, shown only if the photo is missing */
.portrait .mono {
  position: absolute;
  font: 800 62px/1 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: -0.03em;
  color: #fff;
  display: none;
}
.portrait.no-photo img { display: none; }
.portrait.no-photo .mono { display: block; }

/* sweeping scan line, reads as "processing" */
.portrait .scan {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(34, 211, 238, 0.16) 46%,
    rgba(34, 211, 238, 0.5) 50%,
    rgba(34, 211, 238, 0.16) 54%,
    transparent 100%
  );
  background-size: 100% 220%;
  animation: scan 4.5s ease-in-out infinite;
  mix-blend-mode: screen;
  opacity: 0.85;
}
@keyframes scan {
  0%, 100% { background-position: 0 -110%; }
  50%      { background-position: 0 210%; }
}

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .portrait {
    grid-column: 1;
    grid-row: 1;
    width: 150px;
    height: 150px;
    margin-bottom: 18px;
  }
  .portrait .orbit { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .portrait { animation: none; }
  .portrait .ring, .portrait .ring2, .portrait .orbit, .portrait .scan { animation: none; }
  .portrait .scan { display: none; }
}

/* ==========================================================================
   CAREER CLUSTER (personalised pods) + AI INFERENCE PIPELINE
   ========================================================================== */

/* ---- pods carrying real role labels ------------------------------------ */
.cnodes { grid-template-columns: repeat(3, 1fr); min-height: 108px; }

.nd {
  aspect-ratio: auto;
  min-height: 30px;
  display: grid;
  place-items: center;
  font: 700 9.5px/1 ui-monospace, Menlo, monospace;
  letter-spacing: 0.04em;
  color: var(--muted);
  cursor: default;
  padding: 2px;
  text-align: center;
}
.nd::after { display: none; }              /* drop the old decorative square */

.nd.running { color: #6ee7b7; }
.nd.done {
  border-color: var(--line);
  background: transparent;
  color: color-mix(in srgb, var(--muted) 60%, transparent);
  opacity: 0.5;
}
.nd.current {
  border-color: #34d399;
  background: rgba(52, 211, 153, 0.24);
  color: #a7f3d0;
  box-shadow: 0 0 14px rgba(52, 211, 153, 0.4);
  animation: curPulse 2.4s ease-in-out infinite;
}
@keyframes curPulse {
  50% { box-shadow: 0 0 22px rgba(52, 211, 153, 0.65); }
}
/* the pod currently being narrated in the log */
.nd.focus {
  transform: scale(1.14);
  border-color: var(--cyan);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.6);
  z-index: 2;
  color: #fff;
}

.knode.active { border-color: color-mix(in srgb, var(--violet) 60%, transparent); }
.knode-sub {
  font: 500 10.5px/1 ui-monospace, Menlo, monospace;
  color: var(--muted);
  opacity: 0.7;
  margin: -8px 0 11px;
}

.legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend .lg {
  width: 10px; height: 10px;
  border-radius: 3px;
  border: 1px solid var(--line);
}
.legend .lg.creating { border-color: var(--cyan); background: rgba(34, 211, 238, 0.18); }
.legend .lg.running { border-color: #34d399; background: rgba(52, 211, 153, 0.22); }
.legend .lg.done { opacity: 0.45; }
.legend .lg.cur { border-color: #34d399; background: rgba(52, 211, 153, 0.24); box-shadow: 0 0 8px rgba(52, 211, 153, 0.5); }

/* ---- AI brain glyph ---------------------------------------------------- */
.brain {
  display: inline-block;
  width: 30px; height: 30px;
  vertical-align: -4px;
  margin-right: 8px;
  color: var(--pink);
}
.brain svg { width: 100%; height: 100%; display: block; }
.brain circle { animation: nodeFlick 3s ease-in-out infinite; }
.brain circle:nth-child(2) { animation-delay: 0.2s; }
.brain circle:nth-child(3) { animation-delay: 0.4s; }
.brain circle:nth-child(4) { animation-delay: 0.6s; }
.brain circle:nth-child(5) { animation-delay: 0.8s; }
.brain circle:nth-child(6) { animation-delay: 1s; }
.brain circle:nth-child(7) { animation-delay: 1.2s; }
@keyframes nodeFlick { 50% { opacity: 0.28; } }

/* ---- RAG pipeline ------------------------------------------------------ */
.rag {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 18px;
}

.rag-stages {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 16px;
}
.stage {
  flex: 1 1 0;
  min-width: 108px;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 11px 10px;
  background: color-mix(in srgb, var(--bg-2) 70%, transparent);
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease),
              transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.stage + .stage { margin-left: 22px; }
/* connector line between stages */
.stage + .stage::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 50%;
  width: 22px;
  height: 2px;
  background: var(--line);
  transform: translateY(-50%);
}
.stage + .stage::after {
  content: "";
  position: absolute;
  left: -22px;
  top: 50%;
  width: 22px;
  height: 2px;
  transform: translateY(-50%) scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  transition: transform 0.4s var(--ease);
}
.stage.lit + .stage::after,
.stage.done + .stage::after { transform: translateY(-50%) scaleX(1); }

.stage b {
  display: block;
  font: 700 11px/1.2 ui-monospace, Menlo, monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
  transition: color 0.3s var(--ease);
}
.stage span { font-size: 11.5px; color: var(--muted); opacity: 0.9; }

.stage.lit {
  border-color: var(--cyan);
  background: rgba(34, 211, 238, 0.1);
  transform: translateY(-4px);
  box-shadow: 0 10px 26px rgba(34, 211, 238, 0.18);
}
.stage.lit b { color: var(--cyan); }
.stage.done { border-color: color-mix(in srgb, var(--violet) 42%, transparent); }
.stage.done b { color: color-mix(in srgb, var(--violet) 85%, white); }

.rag-panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--bg-2) 85%, transparent);
  padding: 14px 15px;
  font: 13.5px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
}
.rag-q { color: var(--text); margin-bottom: 9px; }
.rag-a { color: var(--muted); min-height: 3.2em; }
#ragA { color: var(--text); }
.rag-tel {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
  padding-top: 11px;
  border-top: 1px dashed var(--line);
  font-size: 11.5px;
  color: var(--muted);
}
.rag-tel b { color: var(--cyan); font-weight: 700; }

@media (max-width: 860px) {
  .cnodes { grid-template-columns: repeat(3, 1fr); }
  .rag-stages { gap: 0; }
  .stage { min-width: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  .nd.current, .brain circle { animation: none; }
}

/* ==========================================================================
   CAREER: companies are clusters, roles are nodes
   ========================================================================== */

.clusters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  align-items: start;
}

.ccluster {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 14px;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease),
              box-shadow 0.35s var(--ease);
}
.ccluster:hover { transform: translateY(-4px); }
.ccluster.active {
  border-color: color-mix(in srgb, var(--violet) 62%, transparent);
  box-shadow: 0 12px 32px rgba(124, 92, 255, 0.2);
}
.ccluster.live { border-color: color-mix(in srgb, #34d399 55%, transparent); }

.cc-head {
  display: flex;
  align-items: center;
  gap: 7px;
  font: 700 12.5px/1.2 ui-monospace, Menlo, monospace;
  margin-bottom: 3px;
}
.cc-head a, .cc-head span.nm { color: var(--text); text-decoration: none; }
.cc-head a:hover { color: var(--cyan); }
.cc-head .cnt {
  margin-left: auto;
  font-weight: 500;
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}
.cc-meta {
  font: 500 10.5px/1.4 ui-monospace, Menlo, monospace;
  color: var(--muted);
  opacity: 0.88;
  margin-bottom: 11px;
}

/* role = node */
.cnodes { display: grid; grid-template-columns: 1fr; gap: 6px; min-height: 0; }

.nd {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  min-height: 0;
  padding: 7px 9px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel-hi);
  font: 600 11px/1.25 ui-monospace, Menlo, monospace;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-align: left;
  place-items: stretch;
  transition: background 0.45s var(--ease), border-color 0.45s var(--ease),
              transform 0.35s var(--ease), box-shadow 0.35s var(--ease), opacity 0.45s var(--ease);
}
.nd .tag { font-weight: 800; color: inherit; }
.nd .st {
  font-weight: 500;
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.85;
  white-space: nowrap;
}
.nd .bulb {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}

.nd.joining  { border-color: var(--cyan); background: rgba(34, 211, 238, 0.14); color: #a5f3fc; }
.nd.joining .bulb { animation: breathe 0.9s ease-in-out infinite; opacity: 1; }
.nd.ready    { border-color: #34d399; background: rgba(52, 211, 153, 0.18); color: #6ee7b7; }
.nd.cordoned { border-color: var(--line); background: transparent; color: var(--muted); opacity: 0.45; }
.nd.current  {
  border-color: #34d399;
  background: rgba(52, 211, 153, 0.24);
  color: #a7f3d0;
  box-shadow: 0 0 14px rgba(52, 211, 153, 0.35);
  animation: curPulse 2.4s ease-in-out infinite;
}
.nd.focus {
  transform: translateX(4px) scale(1.03);
  border-color: var(--cyan);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.5);
  color: #fff;
  opacity: 1;
  z-index: 2;
}

@media (max-width: 980px) { .clusters { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .clusters { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  .nd.current, .nd.joining .bulb { animation: none; }
}

/* ==========================================================================
   BIGGER CLUSTERS, NODES WITH FULL TITLES, NESTED CONTAINERS
   ========================================================================== */

/* two wide columns instead of three narrow ones */
.clusters { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .clusters { grid-template-columns: 1fr; } }

.ccluster { padding: 18px; }
.cc-head { font-size: 14px; margin-bottom: 4px; }
.cc-head .cnt { font-size: 11.5px; }
.cc-meta { font-size: 11.5px; margin-bottom: 14px; }

.cnodes { gap: 10px; }

/* a node is now a full box: host, status, role title, and its containers */
.nd {
  display: block;
  padding: 12px 13px;
  border-radius: 11px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: var(--panel-hi);
  font-family: inherit;
  font-weight: 400;
  letter-spacing: normal;
  line-height: 1.45;
}
.nd-top {
  display: flex;
  align-items: center;
  gap: 8px;
  font: 700 11px/1.2 ui-monospace, Menlo, monospace;
  letter-spacing: 0.03em;
  margin-bottom: 7px;
}
.nd-host { color: inherit; }
.nd .st {
  margin-left: auto;
  font: 500 9.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 7px;
  border-radius: 999px;
  border: 1px solid currentColor;
  opacity: 0.9;
}
.nd-title {
  font-size: 13.5px;
  font-weight: 650;
  color: var(--text);
  margin-bottom: 2px;
}
.nd-period {
  font: 500 11px/1.3 ui-monospace, Menlo, monospace;
  color: var(--muted);
  opacity: 0.95;
  margin-bottom: 9px;
}

/* containers living inside the node */
.ctrs-label {
  font: 600 9.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--muted);
  opacity: 0.82;
  margin-bottom: 6px;
}
.ctrs {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
  border: 1px dashed var(--line);
  background: color-mix(in srgb, var(--bg) 45%, transparent);
}
.ctr {
  font: 600 10.5px/1 ui-monospace, Menlo, monospace;
  padding: 5px 8px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.ctr:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--cyan) 55%, transparent);
  transform: translateY(-2px);
}
.ctrs.empty { border-style: dotted; }
.ctrs.empty span { font-style: italic; opacity: 0.55; font-size: 10.5px; color: var(--muted); }

/* node lifecycle colours, applied to the left rail so text stays readable */
.nd.joining  { border-left-color: var(--cyan); background: rgba(34, 211, 238, 0.08); color: #a5f3fc; }
.nd.ready    { border-left-color: #34d399; background: rgba(52, 211, 153, 0.09); color: #6ee7b7; }
.nd.cordoned { border-left-color: #34d399; background: rgba(52, 211, 153, 0.09); color: #6ee7b7; }
.nd.current  {
  border-left-color: #34d399;
  background: rgba(52, 211, 153, 0.13);
  color: #a7f3d0;
  box-shadow: 0 0 16px rgba(52, 211, 153, 0.22);
}
.nd.focus {
  transform: translateX(5px);
  border-left-color: var(--cyan);
  box-shadow: 0 0 22px rgba(34, 211, 238, 0.35);
  opacity: 1;
}
.nd.cordoned .nd-title { color: var(--muted); }

/* ==========================================================================
   EDUCATION DECISION TREE
   ========================================================================== */

.tree {
  position: relative;
  padding: 4px 0 4px 30px;
  margin-bottom: 26px;
}
/* the spine grows downward when the section scrolls in */
.tree::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--violet), var(--cyan) 55%, #34d399);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1.6s var(--ease);
}
.tree.grow::before { transform: scaleY(1); }

.tstep {
  position: relative;
  margin-bottom: 14px;
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: calc(var(--i, 0) * 200ms);
}
.tree.grow .tstep { opacity: 1; transform: none; }

/* the decision dot on the spine */
.tstep::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 16px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--violet);
  z-index: 1;
  transition: box-shadow 0.5s var(--ease), background 0.5s var(--ease);
}
.tree.grow .tstep::before { box-shadow: 0 0 0 5px rgba(124, 92, 255, 0.16); }
.tstep.is-root::before,
.tstep.is-leaf::before { border-color: var(--cyan); background: var(--cyan); }
.tstep.is-leaf::before { border-color: #34d399; background: #34d399; }

.tsplit {
  font: 600 9.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--violet);
  margin-bottom: 6px;
}
.tcard {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  padding: 13px 15px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.tcard:hover {
  transform: translateX(4px);
  border-color: color-mix(in srgb, var(--cyan) 50%, transparent);
  background: var(--panel-hi);
}
.tcard .nmr { font-size: 14.5px; font-weight: 680; letter-spacing: -0.01em; }
.tcard .nmr a { color: var(--text); text-decoration: none; border-bottom: 1px solid transparent; }
.tcard .nmr a:hover { color: var(--cyan); border-color: var(--cyan); }
.tcard .mt {
  font: 500 11px/1.4 ui-monospace, Menlo, monospace;
  color: var(--cyan);
  opacity: 0.9;
  margin-top: 3px;
}
.tcard .dt { font-size: 12.5px; color: var(--muted); margin-top: 6px; }

.tstep.is-root .tcard, .tstep.is-leaf .tcard {
  display: inline-block;
  background: transparent;
  border-style: dashed;
}
.tstep.is-leaf .tcard { border-color: color-mix(in srgb, #34d399 45%, transparent); }

/* branches not taken */
.pruned {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
  padding-left: 2px;
}
.pruned .pr {
  position: relative;
  font: 500 10.5px/1 ui-monospace, Menlo, monospace;
  padding: 5px 9px 5px 18px;
  border-radius: 6px;
  border: 1px dashed var(--line);
  color: var(--muted);
  opacity: 0.45;
  transition: opacity 0.3s var(--ease);
}
.pruned .pr::before {
  content: "";
  position: absolute;
  left: 7px; top: 50%;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.pruned .pr:hover { opacity: 0.75; }
.pruned-label {
  font: 600 9px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  opacity: 0.5;
  margin: 9px 0 0;
}

@media (prefers-reduced-motion: reduce) {
  .tree::before { transform: scaleY(1); }
  .tstep { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   VPC ARCHITECTURE DIAGRAM  (vpc > subnet > cluster > node > container)
   ========================================================================== */

.vpc {
  position: relative;
  border: 2px dashed color-mix(in srgb, var(--violet) 55%, transparent);
  border-radius: 16px;
  padding: 30px 16px 16px;
  margin-top: 14px;
  background:
    radial-gradient(1200px 300px at 50% 0%, rgba(124, 92, 255, 0.07), transparent 70%),
    color-mix(in srgb, var(--bg-2) 45%, transparent);
}
/* the label tab that AWS diagrams hang off the top-left corner */
.vpc-tab, .sn-tab {
  position: absolute;
  top: -13px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 4px 12px;
  border-radius: 7px;
  font: 700 11.5px/1.4 ui-monospace, Menlo, monospace;
  letter-spacing: 0.03em;
  background: var(--bg);
  border: 1px solid color-mix(in srgb, var(--violet) 55%, transparent);
  color: var(--text);
  white-space: nowrap;
}
.vpc-tab span, .sn-tab span {
  font-weight: 500;
  font-size: 10.5px;
  color: var(--muted);
  padding-left: 9px;
  border-left: 1px solid var(--line);
}
.vpc-meta {
  font: 500 11px/1.4 ui-monospace, Menlo, monospace;
  color: var(--muted);
  opacity: 0.9;
  margin-bottom: 14px;
}

/* control plane strip */
.cplane {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 12px;
  margin-bottom: 16px;
  border: 1px solid color-mix(in srgb, var(--cyan) 34%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--cyan) 6%, transparent);
}
.cplane-tag {
  grid-column: 1 / -1;
  font: 700 9.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--cyan);
  opacity: 0.85;
}
.cp-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 9px 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 40%, transparent);
}
.cp-item b {
  font: 700 11px/1.2 ui-monospace, Menlo, monospace;
  color: var(--text);
}
.cp-item span {
  font: 500 10.5px/1.2 ui-monospace, Menlo, monospace;
  color: #6ee7b7;
}
.cp-item.busy span { color: var(--cyan); }

/* subnets */
.subnets { display: grid; gap: 22px; }
.subnet {
  position: relative;
  border: 1.5px dashed color-mix(in srgb, var(--cyan) 42%, transparent);
  border-radius: 14px;
  padding: 26px 13px 13px;
  background: color-mix(in srgb, var(--cyan) 4%, transparent);
}
.sn-tab { border-color: color-mix(in srgb, var(--cyan) 50%, transparent); }
.subnet .clusters { margin: 0; }

/* the cluster card gets an explicit k8s label */
.cc-kind {
  font: 700 8.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--violet);
  opacity: 0.8;
  margin-bottom: 5px;
}
.nd-kind {
  font: 700 8px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  opacity: 0.8;
  margin-bottom: 5px;
}

@media (max-width: 700px) {
  .cplane { grid-template-columns: 1fr; }
  .vpc { padding: 30px 10px 10px; }
  .subnet { padding: 26px 8px 8px; }
}

/* ==========================================================================
   EVALS TREE (education)
   ========================================================================== */

.evals { margin-top: 14px; }
.ev-suite {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  font: 700 12.5px/1.3 ui-monospace, Menlo, monospace;
  margin-bottom: 8px;
}
.ev-suite .sm {
  font-weight: 500;
  font-size: 11px;
  color: var(--muted);
}
.ev-suite .pill {
  margin-left: auto;
  font: 700 10px/1 ui-monospace, Menlo, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  color: #6ee7b7;
  border: 1px solid #34d399;
  background: rgba(52, 211, 153, 0.14);
}

.evtree { position: relative; padding-left: 30px; }
.evtree::before {
  content: "";
  position: absolute;
  left: 8px; top: 6px; bottom: 26px;
  width: 2px;
  background: linear-gradient(180deg, var(--violet), var(--cyan) 55%, #34d399);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 1.6s var(--ease);
}
.evtree.grow::before { transform: scaleY(1); }

.evcase {
  position: relative;
  margin-bottom: 12px;
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: calc(var(--i, 0) * 190ms);
}
.evtree.grow .evcase { opacity: 1; transform: none; }
.evcase::before {
  content: "";
  position: absolute;
  left: -29px; top: 18px;
  width: 14px; height: 14px;
  border-radius: 4px;
  background: var(--bg);
  border: 2px solid #34d399;
  z-index: 1;
}
.evtree.grow .evcase::before { box-shadow: 0 0 0 5px rgba(52, 211, 153, 0.15); }
.evcase.is-verdict::before { border-radius: 50%; background: #34d399; }

.evbody {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  padding: 13px 15px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.evbody:hover {
  transform: translateX(4px);
  border-color: color-mix(in srgb, #34d399 45%, transparent);
  background: var(--panel-hi);
}
.ev-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 7px;
}
.ev-id {
  font: 700 11px/1 ui-monospace, Menlo, monospace;
  letter-spacing: 0.04em;
  color: var(--cyan);
}
.ev-pass {
  font: 700 9px/1 ui-monospace, Menlo, monospace;
  letter-spacing: 0.12em;
  padding: 4px 8px;
  border-radius: 999px;
  color: #6ee7b7;
  border: 1px solid #34d399;
  background: rgba(52, 211, 153, 0.14);
}
.ev-score {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font: 700 11px/1 ui-monospace, Menlo, monospace;
  color: var(--text);
}
.ev-bar {
  width: 74px; height: 6px;
  border-radius: 99px;
  background: var(--panel-hi);
  overflow: hidden;
  border: 1px solid var(--line);
}
.ev-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--cyan), #34d399);
  transition: width 1s var(--ease);
  transition-delay: calc(var(--i, 0) * 190ms + 300ms);
}
.evtree.grow .ev-bar i { width: var(--w, 100%); }

.ev-sel { font-size: 14.5px; font-weight: 680; letter-spacing: -0.01em; }
.ev-sel a { color: var(--text); text-decoration: none; border-bottom: 1px solid transparent; }
.ev-sel a:hover { color: var(--cyan); border-color: var(--cyan); }
.ev-meta {
  font: 500 11px/1.4 ui-monospace, Menlo, monospace;
  color: var(--cyan);
  opacity: 0.9;
  margin-top: 3px;
}
.ev-detail { font-size: 12.5px; color: var(--muted); margin-top: 6px; }

.ev-row { margin-top: 9px; }
.ev-row-label {
  font: 600 8.5px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  opacity: 0.8;
  margin-bottom: 5px;
}
.ev-chips { display: flex; flex-wrap: wrap; gap: 5px; }
.ev-a {
  font: 500 10.5px/1 ui-monospace, Menlo, monospace;
  padding: 5px 9px 5px 20px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, #34d399 32%, transparent);
  color: #6ee7b7;
  position: relative;
}
.ev-a::before {
  content: "\2713";
  position: absolute;
  left: 7px;
  font-size: 9px;
}
.ev-c {
  font: 500 10.5px/1 ui-monospace, Menlo, monospace;
  padding: 5px 9px 5px 20px;
  border-radius: 6px;
  border: 1px dashed var(--line);
  color: var(--muted);
  opacity: 0.62;
  position: relative;
  transition: opacity 0.3s var(--ease);
}
.ev-c::before {
  content: "\00D7";
  position: absolute;
  left: 8px;
  font-size: 11px;
}
.ev-c:hover { opacity: 0.75; }

@media (prefers-reduced-motion: reduce) {
  .evtree::before { transform: scaleY(1); }
  .evcase { opacity: 1; transform: none; transition: none; }
  .ev-bar i { width: var(--w, 100%); transition: none; }
}

/* ==========================================================================
   ROUTED PAGES
   Each top-level .page is its own screen. Hash routing (#/experience) so it
   works on GitHub Pages with no server rewrites and no 404 on refresh.
   ========================================================================== */

.page { display: none; }
.page.active { display: block; animation: pageIn 0.55s var(--ease) both; }

@keyframes pageIn {
  from { opacity: 0; transform: translateY(16px); filter: blur(5px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

/* every section that is not the hero reads as its own surface */
.page > section:not(.hero) {
  position: relative;
  background: linear-gradient(180deg, var(--bg-2), var(--bg) 70%);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 40px 26px 34px;
  margin: 26px 0;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
:root[data-theme="light"] .page > section:not(.hero) {
  box-shadow: 0 14px 36px rgba(16, 20, 40, 0.08);
}

/* detail pages get more vertical room at the top */
.page:not([data-route="/"]) > section { margin-top: 22px; min-height: 60vh; }

/* back link on detail pages */
.backlink {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font: 600 12.5px/1 ui-monospace, Menlo, monospace;
  color: var(--muted);
  text-decoration: none;
  padding: 7px 12px;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  transition: color 0.25s var(--ease), transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.backlink:hover {
  color: var(--text);
  transform: translateX(-4px);
  border-color: color-mix(in srgb, var(--cyan) 50%, transparent);
}

/* the big "open this page" call to action under each entry point */
.opener {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
  padding: 16px 20px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--violet) 42%, transparent);
  background: linear-gradient(100deg,
    color-mix(in srgb, var(--violet) 14%, transparent),
    color-mix(in srgb, var(--cyan) 10%, transparent));
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.opener::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  transform: translateX(-100%);
  transition: transform 0.7s var(--ease);
}
.opener:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 0 14px 34px rgba(124, 92, 255, 0.28);
}
.opener:hover::after { transform: translateX(100%); }
.opener .op-k {
  font: 700 10px/1 ui-monospace, Menlo, monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--cyan);
  padding: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--cyan) 45%, transparent);
  border-radius: 999px;
  flex: 0 0 auto;
}
.opener .op-t { font-size: 15px; font-weight: 640; }
.opener .op-a {
  margin-left: auto;
  font-size: 19px;
  color: var(--cyan);
  transition: transform 0.3s var(--ease);
}
.opener:hover .op-a { transform: translateX(6px); }

.openers { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.openers .opener { margin-top: 0; padding: 15px 18px; }
.openers .opener .op-t { font-size: 14px; }
@media (max-width: 700px) { .openers { grid-template-columns: 1fr; } }

/* clusters become clickable on the home page */
.ccluster.linked { cursor: pointer; }
.ccluster.linked:hover { border-color: var(--cyan); }

/* ---- Education page: academic history ---------------------------------- */
.acad { display: grid; gap: 12px; }
.acad-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.acad-item:hover {
  transform: translateX(4px);
  border-color: color-mix(in srgb, var(--cyan) 45%, transparent);
  background: var(--panel-hi);
}
.acad-step {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 10px;
  font: 800 13px/1 ui-monospace, Menlo, monospace;
  color: #fff;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
}
.acad-name { font-size: 15.5px; font-weight: 680; letter-spacing: -0.01em; }
.acad-name a { color: var(--text); text-decoration: none; border-bottom: 1px solid transparent; }
.acad-name a:hover { color: var(--cyan); border-color: var(--cyan); }
.acad-meta {
  font: 500 11.5px/1.4 ui-monospace, Menlo, monospace;
  color: var(--cyan);
  opacity: 0.9;
  margin-top: 3px;
}
.acad-detail { font-size: 13px; color: var(--muted); margin-top: 6px; }

@media (max-width: 700px) {
  .page > section:not(.hero) { padding: 30px 16px 26px; border-radius: 18px; margin: 18px 0; }
  .opener { flex-wrap: wrap; gap: 10px; }
  .opener .op-a { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .page.active { animation: none; }
  .opener::after { display: none; }
}

/* ==========================================================================
   MULTIPLE VPCs (US + India)
   ========================================================================== */

.vpcs { display: grid; gap: 26px; }
.vpcs .cplane { margin-bottom: 4px; }
.vpcs .vpc { margin-top: 0; }

/* give the two VPCs slightly different accents so they read as separate */
.vpcs .vpc[data-v="0"] { border-color: color-mix(in srgb, var(--violet) 55%, transparent); }
.vpcs .vpc[data-v="0"] .vpc-tab { border-color: color-mix(in srgb, var(--violet) 55%, transparent); }
.vpcs .vpc[data-v="1"] {
  border-color: color-mix(in srgb, var(--pink) 48%, transparent);
  background:
    radial-gradient(1200px 300px at 50% 0%, rgba(244, 114, 182, 0.07), transparent 70%),
    color-mix(in srgb, var(--bg-2) 45%, transparent);
}
.vpcs .vpc[data-v="1"] .vpc-tab { border-color: color-mix(in srgb, var(--pink) 52%, transparent); }
.vpcs .vpc[data-v="1"] .subnet {
  border-color: color-mix(in srgb, var(--pink) 34%, transparent);
  background: color-mix(in srgb, var(--pink) 4%, transparent);
}
.vpcs .vpc[data-v="1"] .sn-tab { border-color: color-mix(in srgb, var(--pink) 42%, transparent); }

/* ==========================================================================
   VPC LABEL LEGIBILITY + MOBILE
   The corner tabs were absolutely positioned with nowrap, and body has
   overflow-x hidden, so on narrow screens the vpc / igw text was being
   clipped instead of wrapping. Put the tabs back in the flow on small
   screens and lift the meta text contrast.
   ========================================================================== */

/* meta lines were washed out at low opacity, and read as secondary noise */
.vpc-meta {
  color: var(--text);
  opacity: 0.72;
  font-size: 11.5px;
  letter-spacing: 0.01em;
}
.vpcs .vpc > .vpc-meta {
  padding: 8px 11px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 45%, transparent);
  opacity: 0.9;
  display: inline-block;
  max-width: 100%;
}
.vpc-tab, .sn-tab { max-width: calc(100% - 28px); }
.vpc-tab span, .sn-tab span { color: var(--text); opacity: 0.75; }

/* the unassigned safety block, should look like a warning not a feature */
.vpc[data-v="orphan"] {
  border-color: color-mix(in srgb, #febc2e 60%, transparent);
  background: color-mix(in srgb, #febc2e 6%, transparent);
}
.vpc[data-v="orphan"] .vpc-tab {
  border-color: color-mix(in srgb, #febc2e 65%, transparent);
  color: #febc2e;
}
.vpc[data-v="orphan"] code {
  font-family: ui-monospace, Menlo, monospace;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--panel-hi);
}

@media (max-width: 640px) {
  /* tabs rejoin the flow so nothing gets clipped by overflow-x: hidden */
  .vpc, .subnet { padding-top: 14px; }
  .vpc-tab, .sn-tab {
    position: static;
    top: auto;
    left: auto;
    display: flex;
    flex-wrap: wrap;
    max-width: 100%;
    white-space: normal;
    margin-bottom: 10px;
    font-size: 11px;
    line-height: 1.5;
  }
  .vpc-tab span, .sn-tab span {
    border-left: 0;
    padding-left: 0;
    width: 100%;
  }

  /* claw back horizontal room: five levels of nesting adds up fast */
  .vpc { padding-left: 8px; padding-right: 8px; }
  .subnet { padding-left: 7px; padding-right: 7px; }
  .ccluster { padding: 13px 11px; }
  .nd { padding: 11px 10px; }
  .ctrs { padding: 7px 6px; }
  .ctr { font-size: 10px; padding: 4px 6px; }
  .nd-title { font-size: 13px; }
  .cc-head { font-size: 13px; flex-wrap: wrap; }
  .cc-head .cnt { margin-left: 0; }

  /* the kubectl line was truncating with an ellipsis on every phone */
  .kubelog { white-space: normal; text-overflow: clip; font-size: 12px; line-height: 1.5; }

  /* eval score bars were squeezing the case titles */
  .ev-head { gap: 7px; }
  .ev-score { margin-left: 0; width: 100%; }
  .ev-bar { width: 100%; }

  /* let the pipeline scroll rather than crush each stage */
  .rag { padding: 13px 11px; }
  .rag-stages { gap: 0; }
  .stage { min-width: 132px; }
  .rag-panel { padding: 12px 11px; font-size: 12.5px; }

  .evtree, .tree { padding-left: 24px; }
  .evcase::before { left: -24px; }

  h2.title { font-size: 22px; }
  .hero h1 { font-size: 34px; }
}